Showing posts with label Place Value. Show all posts
Showing posts with label Place Value. Show all posts

Tuesday, 3 November 2015

What is my number?

____     ____      ____      ____

> Hundreds digit is double the units
> Tens digit is half of the thousands digit
> Tens digit is 3x smaller than the hundreds digit

Naughty or Nice Game

Roll the die and chose whether want to put that number in your own or somebody else's hundred, tens or unit column to make either the biggest or the smallest number.

Swap a Block! Game

- 2 players, dienes apparatus, a die

1. One player rolls a die and takes that number of units out of the box. The next player does the same. Whenever they can, the players should swap 10 units for a ten or 10 tens for a hundred. The first to 200 wins.

OR

2. Each player starts with 200. As they roll the die they have to remove that number of units from their 200. The first to 0 wins.

Place Value Game

- Work in pairs with a calculator
- Start with a 6 digit number. Change each digit to 0 in as few turns as possible. Winner is the person who can get to 10,000,000 of 0 first (addition or subtraction only)